I believe the answer is the first one you listed,
Hope this helps..
Answer:
well it realtes because those are natural resourses other countries might need so they can sell there ore minerals.
Explanation:
Answer:
provide a large surface area of moist, selectively permeable membrane.
Explanation:
Answer:
c)polymerase chain reaction (PCR).
Explanation:
Because the paleontologist recovered only a bit of tissue and it is very old, it is very likely that the DNA in the sample is very small and part of it is degraded. Anyway, the paleontologist must first amplify the DNA sample to obtain many identical copies of the specific region of the DNA they want to compare. the above is done through a polymerase chain reaction (PCR).